<?php

namespace app\proxy\model\plus\activity;

use app\common\model\plus\activity\ProductSku as ProductSkuModel;


/**
 * 秒杀商品sku模型
 */
class ProductSku extends ProductSkuModel
{

    public function delAll($activity_product_id)
    {
        return $this->where('activity_product_id', '=', $activity_product_id)->delete();
    }
}